Hey !
Since you haven't mentioned your rank ,i assume you to be a general category candidate and being a general category candidate with a rank of 28000 , andconsidering previous year cutoffs for fisheries , thenyou have very less or better say , no chances of grtting a seat in fisheries or agricultural course as for that you need a rank lower than 20k.
To predict your chances of getting a seat , you can use aAp eamcet college predictor tool;

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